1 /* 2 * Copyright (C) 2016 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.notification; 18 19 import android.content.Context; 20 import android.media.Ringtone; 21 import android.media.RingtoneManager; 22 import android.net.Uri; 23 24 import androidx.preference.Preference; 25 26 import com.android.settings.core.PreferenceControllerMixin; 27 import com.android.settingslib.core.AbstractPreferenceController; 28 import com.android.settingslib.utils.ThreadUtils; 29 30 public abstract class RingtonePreferenceControllerBase extends AbstractPreferenceController 31 implements PreferenceControllerMixin { 32 RingtonePreferenceControllerBase(Context context)33 public RingtonePreferenceControllerBase(Context context) { 34 super(context); 35 } 36 37 @Override handlePreferenceTreeClick(Preference preference)38 public boolean handlePreferenceTreeClick(Preference preference) { 39 return false; 40 } 41 42 @Override isAvailable()43 public boolean isAvailable() { 44 return true; 45 } 46 47 @Override updateState(Preference preference)48 public void updateState(Preference preference) { 49 ThreadUtils.postOnBackgroundThread(() -> updateSummary(preference)); 50 } 51 updateSummary(Preference preference)52 private void updateSummary(Preference preference) { 53 final Uri ringtoneUri = RingtoneManager.getActualDefaultRingtoneUri( 54 mContext, getRingtoneType()); 55 56 final CharSequence summary; 57 if (ringtoneUri == null) { 58 summary = null; 59 } else { 60 summary = Ringtone.getTitle( 61 mContext, ringtoneUri, false /* followSettingsUri */, true /* allowRemote */); 62 } 63 if (summary != null) { 64 ThreadUtils.postOnMainThread(() -> preference.setSummary(summary)); 65 } 66 } 67 getRingtoneType()68 public abstract int getRingtoneType(); 69 70 } 71